Method 1 : Fix Samsung Galaxy S5 Email Not Syncing Problem
Settings
>Accounts & sync
>And Check Auto sync
Method 1 : Fix Samsung Galaxy S5 Email Not Syncing Problem
The power save mode feature on the Samsung galaxy S5 is very effective, but it blocks and stop some of the most critical services and application that you might need. In this case , If you have Power Save mode mode enabled, you don’t have to disabled it, simply uncheck Block Background Data . By default this feature is checked, it temporarily disabled all background running services and data . This is efficient because it also preserved a lot of your Galaxy battery life .
>Enter Power Saving mode from settings
>Then Uncheck the block background
>After you have unchecked this feature, your email will subsequently sync automatically